Prostate gland: {Ans: -the prostate gland is the second accessory gland of the male reproductive system and secretes seminal fluid that is added to the seminal fluid produced by seminal vesicles -it is located in the pelvis posterior to the pubis and below the urinary bladder -within the substance of the prostate gland, the 2 ejaculatory ducts join with the duct draining the urinary bladder to form the urethra}Ejaculatory duct: {Ans: -the ejaculatory duct is formed by the union of the ductus deferens and the duct of the seminal vesicle on each side -this union occurs posterior to the urinary bladder and just above the prostate}Penis: {Ans: -it is an external genital organ -it is composed of 3 longitudinal connective tissue structures that are filled with potential spaces called venous sinuses that fill with blood which = erection -2 of these connective tissue structures are called the corpora cavernosa and are made up of venous sinuses only -the 3rd is called the corpus spongiosum which also contains the spongy urethra a. corpus cavernosa b. corpus spongiosum c. spongy urethra}Seminal vesicle: {Ans: -exocrine glands function in producing seminal fluid which is added to the sperm -seminal vesicles